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The typical approach to steganography is to compress the covert data in order to limit its size, which is reasonable in the context of a limited steganographic bandwidth. TranSteg (Trancoding Steganography) is a new IP telephony…

Cryptography and Security · Computer Science 2012-01-31 Artur Janicki , Wojciech Mazurczyk , Krzysztof Szczypiorski

The recent advancement in computing technologies and resulting vision based applications have gives rise to a novel practice called telemedicine that requires patient diagnosis images or allied information to recommend or even perform…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Romany F. Mansour , Elsaid MD. Abdelrahim

The paper presents a new steganographic method for IP telephony called TranSteg (Transcoding Steganography). Typically, in steganographic communication it is advised for covert data to be compressed in order to limit its size. In TranSteg…

Cryptography and Security · Computer Science 2011-11-08 Wojciech Mazurczyk , Pawel Szaga , Krzysztof Szczypiorski

Perfect Space-Time Codes (STC) are optimal codes in their original construction for Multiple Input Multiple Output (MIMO) systems. Based on Cyclic Division Algebras (CDA), they are full-rate, full-diversity codes, have Non-Vanishing…

Information Theory · Computer Science 2010-11-03 Mireille Sarkiss , Ghaya Rekaya-Ben Othman , Mohamed Oussama Damen , Jean-Claude Belfiore

As computer systems become more pervasive and complex, security is increasingly important. Secure Transmission refers to the transfer of data such as confidential or proprietary information over a secure channel. Many secure transmission…

Multimedia · Computer Science 2013-07-01 Deepali Virmani , Nidhi Beniwal , Gargi Mandal , Saloni Talwar

Steganography aims to conceal the very fact that the communication takes place, by embedding a message into a digit object such as image without introducing noticeable artifacts. A number of steganographic systems have been developed in…

Multimedia · Computer Science 2018-04-03 Hanzhou Wu , Wei Wang , Jing Dong , Yiliang Xiong , Hongxia Wang

Steganography is the art and science of writing hidden messages in such a way that no one apart from the intended recipient knows of the existence of the message. In today's world, it is widely used in order to secure the information. In…

Cryptography and Security · Computer Science 2011-08-11 Tolga Mataracioglu , Unal Tatar

This paper is to create a practical steganographic implementation for 4-bit images.The proposed technique converts 4 bit image into 4 shaded Gray Scale image. This image will be act as reference image to hide the text. Using this grey scale…

Multimedia · Computer Science 2014-08-17 Samir Kumar Bandyopadhyay , Indra Kanta Maitra

Historically, steganographic schemes were designed in a way to preserve image statistics or steganalytic features. Since most of the state-of-the-art steganalytic methods employ a machine learning (ML) based classifier, it is reasonable to…

Multimedia · Computer Science 2019-06-04 Weixuan Tang , Bin Li , Shunquan Tan , Mauro Barni , Jiwu Huang

Barcoding photons can provide a host of functionalities that could benefit future quantum communication systems and networks beyond today's imagination. As a significant application of barcoding photons, we introduce code division…

Quantum Physics · Physics 2021-06-21 Mohammad Rezai , Jawad A. Salehi

An unconventional encoding scheme called concurrent coding, has recently been demonstrated and shown to offer interesting features and benefits in comparison to conventional techniques, e.g. robustness against burst errors and improved…

Information Theory · Computer Science 2020-06-29 David M Benton

Steganography, as one of the three basic information security systems, has long played an important role in safeguarding the privacy and confidentiality of data in cyberspace. Audio is one of the most common means of information…

Cryptography and Security · Computer Science 2018-09-11 Zhongliang Yang , Xingjian Du , Yilin Tan , Yongfeng Huang , Yu-Jin Zhang

Steganography is a general term referring to all methods for the embedding of additional secret content into some form of carrier, with the aim of concealment of the introduced alterations. The choice of the carrier is nearly unlimited, it…

Multimedia · Computer Science 2013-07-31 Elzbieta Zielinska , Wojciech Mazurczyk , Krzysztof Szczypiorski

Steganography refers to the art of concealing secret messages within multiple media carriers so that an eavesdropper is unable to detect the presence and content of the hidden messages. In this paper, we firstly propose a novel…

Cryptography and Security · Computer Science 2019-06-05 Zheng Li , Ge Han , Yunqing Wei , Shanqing Guo

Image steganography is a procedure for hiding messages inside pictures. While other techniques such as cryptography aim to prevent adversaries from reading the secret message, steganography aims to hide the presence of the message itself.…

Computer Vision and Pattern Recognition · Computer Science 2019-01-31 Kevin Alex Zhang , Alfredo Cuesta-Infante , Lei Xu , Kalyan Veeramachaneni

Steganography embeds secret messages in seemingly innocuous carriers for covert communication under surveillance. Current Provably Secure Steganography (PSS) schemes based on language models can guarantee computational indistinguishability…

Cryptography and Security · Computer Science 2026-04-30 Kaiyi Pang , Minhao Bai

The widespread application of audio and video communication technology make the compressed audio data flowing over the Internet, and make it become an important carrier for covert communication. There are many steganographic schemes emerged…

Multimedia · Computer Science 2019-02-27 Yanzhen Ren , Dengkai Liu , Qiaochu Xiong , Jianming Fu , Lina Wang

Conventional covert image communication is assumed to transmit the message, in the securest way possible for a given payload, over lossless channels, and the associated steganographic schemes are generally vulnerable to active attacks,…

Multimedia · Computer Science 2022-12-07 Qingliang Liu , Jiangqun Ni , Weizhe Zhang , Xiangyang Luo , Jiwu Huang

Performance indicators characterizing modern steganographic techniques include capacity (i.e. the quantity of data that can be hidden in the cover medium), stego quality (i.e. artifacts visibility), security (i.e. undetectability), and…

Multimedia · Computer Science 2020-04-28 Alan Anwer Abdulla , Sabah A. Jassim , Harin Sellahewa

The work includes implementation and extraction algorithms capabilities test, without any additional data (starting position, the number of bits used, gap between the amount of data encoded) information from encoded files (mostly images).…

Multimedia · Computer Science 2025-04-17 Monika Kwiatkowska , Lukasz Swierczewski